382 lines
12 KiB
C++
382 lines
12 KiB
C++
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#include "globals.h"
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#include "payload.h"
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PayloadConvert::PayloadConvert(uint8_t size) {
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buffer = (uint8_t *)malloc(size);
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cursor = 0;
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}
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PayloadConvert::~PayloadConvert(void) { free(buffer); }
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void PayloadConvert::reset(void) { cursor = 0; }
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uint8_t PayloadConvert::getSize(void) { return cursor; }
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uint8_t *PayloadConvert::getBuffer(void) { return buffer; }
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/* ---------------- plain format without special encoding ---------- */
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#if PAYLOAD_ENCODER == 1
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void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
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buffer[cursor++] = highByte(value1);
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buffer[cursor++] = lowByte(value1);
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buffer[cursor++] = highByte(value2);
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buffer[cursor++] = lowByte(value2);
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}
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void PayloadConvert::addAlarm(int8_t rssi, uint8_t msg) {
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buffer[cursor++] = rssi;
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buffer[cursor++] = msg;
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}
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void PayloadConvert::addConfig(configData_t value) {
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buffer[cursor++] = value.lorasf;
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buffer[cursor++] = value.txpower;
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buffer[cursor++] = value.adrmode;
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buffer[cursor++] = value.screensaver;
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buffer[cursor++] = value.screenon;
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buffer[cursor++] = value.countermode;
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buffer[cursor++] = highByte(value.rssilimit);
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buffer[cursor++] = lowByte(value.rssilimit);
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buffer[cursor++] = value.sendcycle;
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buffer[cursor++] = value.wifichancycle;
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buffer[cursor++] = value.blescantime;
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buffer[cursor++] = value.blescan;
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buffer[cursor++] = value.wifiant;
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buffer[cursor++] = value.vendorfilter;
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buffer[cursor++] = value.rgblum;
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buffer[cursor++] = value.gpsmode;
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buffer[cursor++] = value.monitormode;
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memcpy(buffer + cursor, value.version, 10);
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cursor += 10;
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}
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void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime, float cputemp,
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uint32_t mem, uint8_t reset1, uint8_t reset2) {
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buffer[cursor++] = highByte(voltage);
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buffer[cursor++] = lowByte(voltage);
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buffer[cursor++] = (byte)((uptime & 0xFF00000000000000) >> 56);
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buffer[cursor++] = (byte)((uptime & 0x00FF000000000000) >> 48);
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buffer[cursor++] = (byte)((uptime & 0x0000FF0000000000) >> 40);
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buffer[cursor++] = (byte)((uptime & 0x000000FF00000000) >> 32);
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buffer[cursor++] = (byte)((uptime & 0x00000000FF000000) >> 24);
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buffer[cursor++] = (byte)((uptime & 0x0000000000FF0000) >> 16);
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buffer[cursor++] = (byte)((uptime & 0x000000000000FF00) >> 8);
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buffer[cursor++] = (byte)((uptime & 0x00000000000000FF));
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buffer[cursor++] = (byte)(cputemp);
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buffer[cursor++] = (byte)((mem & 0xFF000000) >> 24);
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buffer[cursor++] = (byte)((mem & 0x00FF0000) >> 16);
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buffer[cursor++] = (byte)((mem & 0x0000FF00) >> 8);
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buffer[cursor++] = (byte)((mem & 0x000000FF));
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buffer[cursor++] = (byte)(reset1);
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buffer[cursor++] = (byte)(reset2);
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}
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void PayloadConvert::addGPS(gpsStatus_t value) {
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#ifdef HAS_GPS
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buffer[cursor++] = (byte)((value.latitude & 0xFF000000) >> 24);
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buffer[cursor++] = (byte)((value.latitude & 0x00FF0000) >> 16);
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buffer[cursor++] = (byte)((value.latitude & 0x0000FF00) >> 8);
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buffer[cursor++] = (byte)((value.latitude & 0x000000FF));
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buffer[cursor++] = (byte)((value.longitude & 0xFF000000) >> 24);
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buffer[cursor++] = (byte)((value.longitude & 0x00FF0000) >> 16);
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buffer[cursor++] = (byte)((value.longitude & 0x0000FF00) >> 8);
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buffer[cursor++] = (byte)((value.longitude & 0x000000FF));
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buffer[cursor++] = value.satellites;
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buffer[cursor++] = highByte(value.hdop);
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buffer[cursor++] = lowByte(value.hdop);
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buffer[cursor++] = highByte(value.altitude);
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buffer[cursor++] = lowByte(value.altitude);
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#endif
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}
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void PayloadConvert::addBME(bmeStatus_t value) {
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#ifdef HAS_BME
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int16_t temperature = (int16_t)(value.temperature); // float -> int
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uint16_t humidity = (uint16_t)(value.humidity); // float -> int
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buffer[cursor++] = highByte(temperature);
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buffer[cursor++] = lowByte(temperature);
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buffer[cursor++] = highByte(value.pressure);
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buffer[cursor++] = lowByte(value.pressure);
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buffer[cursor++] = highByte(humidity);
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buffer[cursor++] = lowByte(humidity);
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buffer[cursor++] = highByte(value.gas_resistance);
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buffer[cursor++] = lowByte(value.gas_resistance);
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#endif
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}
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void PayloadConvert::addButton(uint8_t value) {
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#ifdef HAS_BUTTON
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buffer[cursor++] = value;
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#endif
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}
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/* ---------------- packed format with LoRa serialization Encoder ----------
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*/
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// derived from
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// https://github.com/thesolarnomad/lora-serialization/blob/master/src/LoraEncoder.cpp
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#elif PAYLOAD_ENCODER == 2
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void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
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writeUint16(value1);
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writeUint16(value2);
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}
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void PayloadConvert::addAlarm(int8_t rssi, uint8_t msg) {
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writeUint8(rssi);
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writeUint8(msg);
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}
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void PayloadConvert::addConfig(configData_t value) {
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writeUint8(value.lorasf);
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writeUint8(value.txpower);
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writeUint16(value.rssilimit);
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writeUint8(value.sendcycle);
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writeUint8(value.wifichancycle);
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writeUint8(value.blescantime);
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writeUint8(value.rgblum);
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writeBitmap(value.adrmode ? true : false, value.screensaver ? true : false,
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value.screenon ? true : false, value.countermode ? true : false,
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value.blescan ? true : false, value.wifiant ? true : false,
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value.vendorfilter ? true : false, value.gpsmode ? true : false);
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writeVersion(value.version);
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}
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void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime, float cputemp,
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uint32_t mem, uint8_t reset1, uint8_t reset2) {
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writeUint16(voltage);
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writeUptime(uptime);
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writeUint8((byte)cputemp);
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writeUint32(mem);
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writeUint8(reset1);
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writeUint8(reset2);
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}
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void PayloadConvert::addGPS(gpsStatus_t value) {
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#ifdef HAS_GPS
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writeLatLng(value.latitude, value.longitude);
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writeUint8(value.satellites);
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writeUint16(value.hdop);
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writeUint16(value.altitude);
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#endif
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}
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void PayloadConvert::addBME(bmeStatus_t value) {
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#ifdef HAS_BME
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writeTemperature(value.temperature);
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writeUint16(value.pressure);
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writeHumidity(value.humidity);
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writeUint16(value.gas_resistance);
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#endif
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}
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void PayloadConvert::addButton(uint8_t value) {
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#ifdef HAS_BUTTON
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writeUint8(value);
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#endif
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}
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void PayloadConvert::intToBytes(uint8_t pos, int32_t i, uint8_t byteSize) {
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for (uint8_t x = 0; x < byteSize; x++) {
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buffer[x + pos] = (byte)(i >> (x * 8));
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}
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cursor += byteSize;
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}
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void PayloadConvert::writeUptime(uint64_t uptime) {
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intToBytes(cursor, uptime, 8);
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}
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void PayloadConvert::writeVersion(char *version) {
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memcpy(buffer + cursor, version, 10);
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cursor += 10;
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}
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void PayloadConvert::writeLatLng(double latitude, double longitude) {
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intToBytes(cursor, latitude, 4);
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intToBytes(cursor, longitude, 4);
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}
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void PayloadConvert::writeUint32(uint32_t i) { intToBytes(cursor, i, 4); }
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void PayloadConvert::writeUint16(uint16_t i) { intToBytes(cursor, i, 2); }
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void PayloadConvert::writeUint8(uint8_t i) { intToBytes(cursor, i, 1); }
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void PayloadConvert::writeHumidity(float humidity) {
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int16_t h = (int16_t)(humidity * 100);
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intToBytes(cursor, h, 2);
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}
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/**
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* Uses a 16bit two's complement with two decimals, so the range is
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* -327.68 to +327.67 degrees
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*/
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void PayloadConvert::writeTemperature(float temperature) {
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int16_t t = (int16_t)(temperature * 100);
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if (temperature < 0) {
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t = ~-t;
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t = t + 1;
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}
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buffer[cursor++] = (byte)((t >> 8) & 0xFF);
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buffer[cursor++] = (byte)t & 0xFF;
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}
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void PayloadConvert::writeBitmap(bool a, bool b, bool c, bool d, bool e, bool f,
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bool g, bool h) {
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uint8_t bitmap = 0;
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// LSB first
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bitmap |= (a & 1) << 7;
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bitmap |= (b & 1) << 6;
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bitmap |= (c & 1) << 5;
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bitmap |= (d & 1) << 4;
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bitmap |= (e & 1) << 3;
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bitmap |= (f & 1) << 2;
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bitmap |= (g & 1) << 1;
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bitmap |= (h & 1) << 0;
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writeUint8(bitmap);
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}
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/* ---------------- Cayenne LPP 2.0 format ---------- */
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// see specs http://community.mydevices.com/t/cayenne-lpp-2-0/7510
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// PAYLOAD_ENCODER == 3 -> Dynamic Sensor Payload, using channels -> FPort 1
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// PAYLOAD_ENCODER == 4 -> Packed Sensor Payload, not using channels -> FPort 2
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#elif (PAYLOAD_ENCODER == 3 || PAYLOAD_ENCODER == 4)
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void PayloadConvert::addCount(uint16_t value1, uint16_t value2) {
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_COUNT_WIFI_CHANNEL;
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#endif
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buffer[cursor++] =
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LPP_LUMINOSITY; // workaround since cayenne has no data type meter
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buffer[cursor++] = highByte(value1);
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buffer[cursor++] = lowByte(value1);
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_COUNT_BLE_CHANNEL;
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#endif
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buffer[cursor++] =
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LPP_LUMINOSITY; // workaround since cayenne has no data type meter
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buffer[cursor++] = highByte(value2);
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buffer[cursor++] = lowByte(value2);
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}
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void PayloadConvert::addAlarm(int8_t rssi, uint8_t msg) {
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_ALARM_CHANNEL;
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#endif
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buffer[cursor++] = LPP_PRESENCE;
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buffer[cursor++] = msg;
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_MSG_CHANNEL;
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#endif
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buffer[cursor++] = LPP_ANALOG_INPUT;
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buffer[cursor++] = rssi;
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}
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void PayloadConvert::addConfig(configData_t value) {
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_ADR_CHANNEL;
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#endif
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buffer[cursor++] = LPP_DIGITAL_INPUT;
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buffer[cursor++] = value.adrmode;
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}
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void PayloadConvert::addStatus(uint16_t voltage, uint64_t uptime, float celsius,
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uint32_t mem, uint8_t reset1, uint8_t reset2) {
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uint16_t temp = celsius * 10;
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uint16_t volt = voltage / 10;
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#ifdef HAS_BATTERY_PROBE
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_BATT_CHANNEL;
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#endif
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buffer[cursor++] = LPP_ANALOG_INPUT;
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buffer[cursor++] = highByte(volt);
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buffer[cursor++] = lowByte(volt);
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#endif // HAS_BATTERY_PROBE
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_TEMPERATURE_CHANNEL;
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#endif
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buffer[cursor++] = LPP_TEMPERATURE;
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buffer[cursor++] = highByte(temp);
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buffer[cursor++] = lowByte(temp);
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}
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void PayloadConvert::addGPS(gpsStatus_t value) {
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#ifdef HAS_GPS
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int32_t lat = value.latitude / 100;
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int32_t lon = value.longitude / 100;
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int32_t alt = value.altitude * 100;
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_GPS_CHANNEL;
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#endif
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buffer[cursor++] = LPP_GPS;
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buffer[cursor++] = (byte)((lat & 0xFF0000) >> 16);
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buffer[cursor++] = (byte)((lat & 0x00FF00) >> 8);
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buffer[cursor++] = (byte)((lat & 0x0000FF));
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buffer[cursor++] = (byte)((lon & 0xFF0000) >> 16);
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buffer[cursor++] = (byte)((lon & 0x00FF00) >> 8);
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buffer[cursor++] = (byte)(lon & 0x0000FF);
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buffer[cursor++] = (byte)((alt & 0xFF0000) >> 16);
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buffer[cursor++] = (byte)((alt & 0x00FF00) >> 8);
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buffer[cursor++] = (byte)(alt & 0x0000FF);
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#endif // HAS_GPS
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}
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void PayloadConvert::addBME(bmeStatus_t value) {
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#ifdef HAS_BME
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// data value conversions to meet cayenne data type definition
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// 0.1°C per bit => -3276,7 .. +3276,7 °C
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int16_t temperature = (int16_t)(value.temperature * 10.0);
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// 0.1 hPa per bit => 0 .. 6553,6 hPa
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uint16_t pressure = value.pressure * 10;
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// 0.5% per bit => 0 .. 128 %C
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uint8_t humidity = (uint8_t)(value.humidity * 2.0);
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// 0.01 Ohm per bit => 0 .. 655,36 Ohm
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uint16_t gas = value.gas_resistance * 100;
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_TEMPERATURE_CHANNEL;
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#endif
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buffer[cursor++] = LPP_TEMPERATURE; // 2 bytes 0.1 °C Signed MSB
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buffer[cursor++] = highByte(temperature);
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buffer[cursor++] = lowByte(temperature);
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_BAROMETER_CHANNEL;
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#endif
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buffer[cursor++] = LPP_BAROMETER; // 2 bytes 0.1 hPa Unsigned MSB
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buffer[cursor++] = highByte(pressure);
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buffer[cursor++] = lowByte(pressure);
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_HUMIDITY_CHANNEL;
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#endif
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buffer[cursor++] = LPP_HUMIDITY; // 1 byte 0.5 % Unsigned
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buffer[cursor++] = humidity;
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_GAS_CHANNEL;
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#endif
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buffer[cursor++] = LPP_ANALOG_INPUT; // 2 bytes 0.01 Signed
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buffer[cursor++] = highByte(gas);
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buffer[cursor++] = lowByte(gas);
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#endif // HAS_BME
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}
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void PayloadConvert::addButton(uint8_t value) {
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#ifdef HAS_BUTTON
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#if (PAYLOAD_ENCODER == 3)
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buffer[cursor++] = LPP_BUTTON_CHANNEL;
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#endif
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buffer[cursor++] = LPP_DIGITAL_INPUT;
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buffer[cursor++] = value;
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#endif // HAS_BUTTON
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}
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#else
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#error "No valid payload converter defined"
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#endif |